Decisis.] Lloyd: New York Trichoptera. 211 



Limnephilus coinbinatus Walk. 



Adult. 



Fig. 9. Lateral view of male genitalia. 

 Fig. 13. Lateral view of female genitalia. 



Fig. 6. Dorsal view of head and thorax. Locations of principal setae 

 are indicated by black dots. 

 Fig. 10. Case. 

 Fig. 14. Case. 



Limnephilus indivisus Walk. 

 Adult. 

 Fig. 7. Ventral view of male genitalia. 



Larva. 

 Fig. 8. Dorsal view of head and thorax. 



Chilostigma difficilis Walk. 

 Adult. 

 Fig. 12. Lateral view of male genitalia. 



Larva. 

 Fig. 5. Dorsal view of head and thorax. Locations of principal setae 

 are indicated by black dots. 

 Fig. 3. Front leg. 

 Fig. II. Case. 



Plate XVI. 



Neuronia pardalis Walk. 



Larva. 

 Fig. 3. Frons. 



Fig. 4. Labium and maxilla, in part. 

 Fig. 8. Labrum. 



Fig. 13. Diagram of left side of abdomen, segments one to eight, indi- 

 cating position of gills. i (A single gill in each cluster in this species.) 



Pupa. 



Fig. 5. Chitinous plates of the left side of dorsal surface of abdomen. 

 Numbers indicate the segments on which they occur. 2 



1 See note i, p. 212. 



2 See note 2, p. 212. 



